Home / 47,324.96-70,989.24-12,264.72

Finding the Fourth Proportional to 47,324.96, 70,989.24 and 12,264.72

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Solution

The fourth proportional to 47,324.96, 70,989.24 and 12,264.72 is: 18,397.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,324.96 : 70,989.24 = 12,264.72 : x
  2. Step 2: Convert to fraction form
    47,324.96/70,989.24 = 12,264.72/x
  3. Step 3: Cross multiply
    47,324.96x = 70,989.24 × 12,264.72
  4. Step 4: Simplify right side
    47,324.96x = 870,663,151.61
  5. Step 5: Solve for x
    x = 870,663,151.61/47,324.96
  6. Step 6: Final answer
    x = 18,397.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.